14540340020 has 48 divisors (see below), whose sum is σ = 31143403200. Its totient is φ = 5701176576.

The previous prime is 14540340013. The next prime is 14540340029. The reversal of 14540340020 is 2004304541.

It is a super-2 number, since 2×14540340020² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14540340029) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 207431 + ... + 268529.

It is an arithmetic number, because the mean of its divisors is an integer number (648820900).

Almost surely, 2^14540340020 is an apocalyptic number.

14540340020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14540340020 is an abundant number, since it is smaller than the sum of its proper divisors (16603063180).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

14540340020 is a wasteful number, since it uses less digits than its factorization.

14540340020 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61344 (or 61342 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 23.

Adding to 14540340020 its reverse (2004304541), we get a palindrome (16544644561).

The spelling of 14540340020 in words is "fourteen billion, five hundred forty million, three hundred forty thousand, twenty".